feat: Stabilize ChunkEndorsementsInBlockHeader feature

[tayfunelmas]

ChunkEndorsementsInBlockHeader enables the following:

• BlockHeaderV5 that includes chunk endorsements bitmap (bitmap version of the endorsement signatures in the block body)
• Uses chunk endorsements bitmap to calculate the chunk endorsement ratio.
• Sets chunk endorsement kickout threshold to 70 (previously 80).
• Improves the calculation of validators exempted from kickout.
• Uses the kickout threshold as cutoff threshold for endorsement ratio (if below 70 use 0 and if above 70 use 100) in rewards calculation.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 77.77778% with 2 lines in your changes missing coverage. Please review.

Project coverage is 71.54%. Comparing base (1dcb7e3) to head (e588d36). Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
core/primitives/src/block_header.rs	50.00%	1 Missing and 1 partial :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #12089 +/- ## ========================================== - Coverage 71.59% 71.54% -0.06% ========================================== Files 818 818 Lines 164501 164503 +2 Branches 164501 164503 +2 ========================================== - Hits 117771 117688 -83 - Misses 41589 41677 +88 + Partials 5141 5138 -3 ``` | [Flag](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | Coverage Δ | | |---|---|---| | [backward-compatibility](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `0.17% <0.00%> (ø)` | | | [db-migration](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `0.17% <0.00%> (ø)` | | | [genesis-check](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `1.26% <0.00%> (-0.01%)` | :arrow_down: | | [integration-tests](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `38.65% <33.33%> (-0.08%)` | :arrow_down: | | [linux](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `71.33% <77.77%> (+0.16%)` | :arrow_up: | | [linux-nightly](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `71.10% <77.77%> (-0.03%)` | :arrow_down: | | [macos](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `54.12% <77.77%> (+1.65%)` | :arrow_up: | | [pytests](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `1.52% <0.00%> (-0.01%)` | :arrow_down: | | [sanity-checks](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `1.33% <0.00%> (-0.01%)` | :arrow_down: | | [unittests](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `65.26% <77.77%> (-0.10%)` | :arrow_down: | | [upgradability](https://app.codecov.io/gh/near/nearcore/pull/12089/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `0.21% <0.00%> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near#carryforward-flags-in-the-pull-request-comment) to find out more.

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